Write as a proportion.6 is to 8 as 12 is to 16.

A.   =   
B.   =   
C.   =   
D.   =   


Answer: C

Mathematics

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Multiply.(3x - 1)(x + 9)

A. 3x2 + 25x - 9 B. x2 - 9x + 26 C. x2 + 26x + 25 D. 3x2 + 26x - 9

Mathematics

Provide an appropriate response.Are the points A(-3, 5), B(0, 6), C(2, -2), and D(5, 1) the vertices of a parallelogram (opposite sides equal in length)? of a rhombus (all sides equal in length)?

A. no; yes B. yes; no C. yes; yes D. no; no

Mathematics

Express the sum or difference as a product of sines and/or cosines.sin (4?) - sin (2?)

A. 2 sin ? cos (3?) B. 2 sin (3?) cos ? C. sin (3?) cos ? D. sin ? cos (3?)

Mathematics

Use the horizontal line test to determine whether the function is one-to-one.

A. Yes B. No

Mathematics